From mboxrd@z Thu Jan  1 00:00:00 1970
From: Avi Kivity <avi@redhat.com>
Subject: Re: [RFC PATCH 1/2] close all the block drivers before the qemu process
 exits
Date: Wed, 12 May 2010 17:28:31 +0300
Message-ID: <4BEABB0F.9030907@redhat.com>
References: <1273661213-19611-1-git-send-email-morita.kazutaka@lab.ntt.co.jp> <1273661213-19611-2-git-send-email-morita.kazutaka@lab.ntt.co.jp>
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Cc: aliguori@us.ibm.com, qemu-devel@nongnu.org, kvm@vger.kernel.org,
	sheepdog@lists.wpkg.org, fujita.tomonori@lab.ntt.co.jp
To: MORITA Kazutaka <morita.kazutaka@lab.ntt.co.jp>
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On 05/12/2010 01:46 PM, MORITA Kazutaka wrote:
> This patch calls the close handler of the block driver before the qemu
> process exits.
>
> This is necessary because the sheepdog block driver releases the lock
> of VM images in the close handler.
>
>    

How do you handle abnormal termination?

-- 
Do not meddle in the internals of kernels, for they are subtle and quick to panic.